| John Williamson | |
| Fullname: | John Williamson |
| Birth Date: | 3 March 1981 |
| Birth Place: | Derby, England |
| Position: | Defender |
| Years1: | 1997–2002 |
| Clubs1: | Burnley |
| Caps1: | 1 |
| Goals1: | 0 |
John Barry Williamson (born 3 March 1981) is an English former professional footballer who played as a defender. He made one appearance in the Football League Second Division for Burnley, coming on as a substitute in the 4–3 win over Macclesfield Town on 28 March 1999.